@book{81773,
	author = {Abad, Manuel,},
	title = {Guía geológica :},
	publisher = {RiL editores ;},
	year = {[2019]},
	address = {Santiago de Chile :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/65464/}
}